code: def not_eq(a, b):
      """Functional form of "not-equal"."""
      return not_(eq(a, b))
  
file_path: DALI/dali/python/nvidia/dali/_autograph/operators/logical.py
imports: from nvidia.dali._autograph.utils import hooks
label_desc: Use image node_id 9 for calling a global function with example usage: not_eq(a, b) and returns: not_